Children's TV programme Blue Peter turns 60 today - and is celebrating with a grand reunion of some of its former presenters.

Valerie Singleton, Peter Purves and Konnie Huq are among those teaming up with current hosts Lindsey Russell and Radzi Chinyanganya for a special one-hour edition, to be broadcast live on the CBBC channel.

Blue Peter is already the longest-running children's TV series in the world.

Blue Peter logo which is familiar with generations of Brits (Image: BBC)

Blue Peter editor said:"Blue Peter is a very special club to be part of and the Big Birthday show will be a moment to remember and one to watch for all generations of Blue Peter fans.

"We are celebrating in style so if you've got a Blue Peter badge wear it with pride on our big day."

Blue Peter began at 5pm on Thursday October 16 1958.

The first edition was just 15 minutes long, and was billed in Radio Times as: "Toys, model railways, games, stories, cartoons.

A new weekly programme for younger viewers with Christopher Trace and Leila Williams.

Williams stayed with the programme until 1962, while Trace remained a presenter until 1967.